Cheap And Discounts SMR18307-2RS Stainless Bearing 18*30*7 mm 1PC ABEC-3 18307 LLB For DT Swiss Fulcrum 18307RS Ceramic Balls Bicycle Bearings Wholesale. Buy Directly From Merchant FUSHI Official Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.